diff --git a/libpq.spec b/libpq.spec
index 88370dc..00bfa8f 100644
--- a/libpq.spec
+++ b/libpq.spec
@@ -1,5 +1,5 @@
 Name: libpq
-Version: 15.3
+Version: 15.4
 Release: 1
 Summary: PostgreSQL client library
 License: PostgreSQL
@@ -80,6 +80,9 @@ cat pg_config-15.lang >>libpq-devel.lst
 %_libdir/pkgconfig/libpq.pc
 
 %changelog
+* Wed Aug 16 2023 dillon chen<dillon.chen@gmail.com> - 15.4-1
+- upgrade libpq to 15.4
+
 * Tue Aug  8 2023 dillon chen<dillon.chen@gmail.com> - 15.3-1
 - upgrade libpq to 15.3
 
diff --git a/postgresql-15.3.tar.bz2 b/postgresql-15.4.tar.bz2
similarity index 69%
rename from postgresql-15.3.tar.bz2
rename to postgresql-15.4.tar.bz2
index 7856f2b..8ef833a 100644
Binary files a/postgresql-15.3.tar.bz2 and b/postgresql-15.4.tar.bz2 differ